Röckmann, T.; Alvarez, C. X. G.; Walter, S.; Van Der Veen, C.; Wollny, A. G.; Gunthe, S. S.; Helas, G.; Poschl, U.; Keppler, F.; Greule, M. et al.; Brand, W. A.: Isotopic composition of H₂ from wood burning: Dependency on combustion efficiency, moisture content, and δD of local precipitation. Journal of Geophysical Research: Atmospheres 115, D17308 (2010)

Warneke, T.; Petersen, A. K.; Gerbig, C.; Jordan, A.; Rödenbeck, C.; Rothe, M.; Macatangay, R.; Notholt, J.; Schrems, O.: Co-located column and in situ measurements of CO₂ in the tropics compared with model simulations. Atmospheric Chemistry and Physics 10 (12), S. 5593 - 5599 (2010)

Brand, W. A.: Maintaining high precision of isotope ratio analysis over extended periods of time. Isotopes in Environmental and Health Studies 45 (2), S. 135 - 149 (2009)

Brand, W. A.; Coplen, T. B.; Aerts-Bijma, A. T.; Bohlke, J. K.; Gehre, M.; Geilmann, H.; Groning, M.; Jansen, H. G.; Meijer, H. A. J.; Mroczkowski, S. J. et al.; Qi, H. P.; Soergel, K.; Stuart-Williams, H.; Weise, S. M.; Werner, R. A.: Comprehensive inter-laboratory calibration of reference materials for δ ¹⁸O versus VSMOW using various on-line high-temperature conversion techniques. Rapid Communications in Mass Spectrometry 23 (7), S. 999 - 1019 (2009)

Brand, W. A.; Geilmann, H.; Crosson, E. R.; Rella, C. W.: Cavity ring-down spectroscopy versus high-temperature conversion isotope ratio mass spectrometry; a case study on δ H2 and δ ¹⁸O of pure water samples and alcohol/water mixtures. Rapid Communications in Mass Spectrometry 23 (12), S. 1879 - 1884 (2009)

Brand, W. A.; Huang, L.; Mukai, H.; Chivulescu, A.; Richter, J.; Rothe, M.: How well do we know VPDB? Variability of δ ¹³C and δ ¹⁸O in CO₂ generated from NBS19-calcite. Rapid Communications in Mass Spectrometry 23 (6), S. 915 - 926 (2009)

Vaganov, E. A.; Schulze, E. D.; Skomarkova, M. V.; Knohl, A.; Brand, W. A.; Roscher, C.: Intra-annual variability of anatomical structure and δ ¹³C values within tree rings of spruce and pine in alpine, temperate and boreal Europe. Oecologia 161 (4), S. 729 - 745 (2009)

Vigano, I.; Röckmann, T.; Holzinger, R.; Van Dijk, A.; Keppler, F.; Greule, M.; Brand, W. A.; Geilmann, H.; Van Weelden, H.: The stable isotope signature of methane emitted from plant material under UV irradiation. Atmospheric Environment 43 (35), S. 5637 - 5646 (2009)

Clement, L. W.; Koppen, S. C. W.; Brand, W. A.; Heil, M.: Strategies of a parasite of the ant-Acacia mutualism. Behavioral Ecology and Sociobiology 62 (6), S. 953 - 962 (2008)

Hettmann, E.; Brand, W. A.; Gleixner, G.: Improved isotope ratio measurement performance in liquid chromatography/isotope ratio mass spectrometry by removing excess oxygen. Rapid Communications in Mass Spectrometry 21 (24), S. 4135 - 4141 (2007)